fluid that was incompatible with the seals on the brake system caused the team to lose most of a day for repairs. Broke the Sunrayce daily speed record set by Aurora II in Sunrayce 95 with a 54 MPH average speed over the 166 mile journey from Smith Center, Kansas to St. Francis, Kansas 3rd Place, teamwork 1998 World Solar Rallye (Akita, Japan) 1st Place, Junior Class 7th Place overall (out of 81) 2000 Formula Sun Grand Prix (Heartland Park, Topeka, Kansas) 2nd Place Open Class 3rd Place Overall 1st Place, 1/4 mile drag race Aurora 4 Aurora 4 improved on the successes of the Aurora class of cars. The nickel-metal hydride battery pack was the first new battery technology used by the Minnesota team, and the solar array was the first to use two different sizes of photovoltaic solar cells. The team overcame a collision with its lead vehicle and many days of rain for a 4th-place finish in Sunrayce '99. It was the second 4-wheeled car that the UMNSVP built after Aurora I. Sunrayce 99 (Washington, DC to Epcot Center, Orlando, Florida) 4th Place Overall 1999 World Solar Challenge (Darwin, Northern Territory, Australia to Adelaide, South Australia, Australia) 4th Place, cutout class Borealis I Borealis I featured a major redesign from the tried-and-true cutout car. Instead of a flat shell with a "bubble" canopy, the team used an innovative "manta" shell design, where the windshield and canopy are integrated into the body of the car. Also, nearly all other systems were redesigned for higher performance. 2001 Formula Sun Grand Prix (Heartland Park, Topeka, Kansas) 12th Place Overall (Qualified for ASC) Fastest Quarter Mile Inspector's Award 2001 American Solar Challenge (Chicago, Illinois to Los Angeles, California) 6th place Overall 2002 Formula Sun Grand Prix (Heartland Park, Topeka, Kansas) 2nd Place Overall In early 2005, Borealis I was sold to the Illinois State University Solar Car Team, where it was refitted with new electronics and solar panels. ISU raced it as Mercury I in the 2005 North American Solar Challenge, where they finished 18th. Its chassis was re-used for their 2008 car Mercury II, but unfortunately, troubles with their motor prevented them from qualifying. In 2009, Mercury II finished 5th out of 11 entered vehicles in the 2009 Formula Sun Grand Prix. Borealis II Borealis II improved on the design of Borealis I, stressing first and foremost reliability, which resulted